The STIHL 23RS-80E CHAINSAW CHAIN is a professional-grade, fast-cutting Rapid Super (RS) chain, featuring a full-chisel tooth design for aggressive cutting in clean wood, with a .325″ pitch, .050″ gauge, and 80 drive links, engineered for reduced vibration and high performance, fitting many mid-sized Stihl models like the MS261, MS271, and MS291. It’s durable for forestry and provides excellent cutting efficiency but requires careful sharpening to maintain its performance. Key Features & Specifications: Type: Rapid Super (RS) – Full Chisel Performance: Extremely fast cutting, aggressive, smooth, and clean cuts in hard/frozen wood. Vibration: Low-vibration design with raised cutter/tie straps reduces operator fatigue. Pitch: .325″ (medium). Gauge: .050″ (thin). Drive Links: 80. Best For: Professional use, felling, limbing, bucking in clean conditions, demanding jobs, and higher-powered saws. Compatibility: Fits Stihl models such as MS261, MS271, MS291, and other saws requiring .325″ pitch, .050″ gauge chains.